St Charles Weather Forecast

    • 52
    • 81

    Mostly Sunny

    • 51
    • 84

    Slight Chance Thunderstorms

    • 54
    • 90

    Mostly Sunny

    • 55
    • 88

    Rain Showers Likely

    • 54
    • 83

    Rain Showers

    • 45
    • 69

    Chance Rain Showers

Today 13 May Cuming

Sunny. Highs in the lower 80s. Northwest Winds around 5 Mph.

Tonight 13 May Cuming

Clear. Much cooler with Lows in the mid 40s. Northwest Winds around 5 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

St Charles Temperature Statistics

May Temperature

Fremont Municipal Airport (26.1 miles)

  • Lowest 2 May, 2026

    30.2 °F

  • Average May

    55.8 °F

  • Highest 8 May, 2026

    78.8 °F

Climate (2021–Present)

Fremont Municipal Airport (26.1 miles)

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  • Average Low 2021–2026

    42.5 °F

  • Average 2021–2026

    53.7 °F

  • Average High 2021–2026

    65 °F
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